● Big LCD displays frequency and all kinds of information
● FM、AM、USB、LSB、PA mode
● Frequency Tuning Step 100Hz、1KHz、10KHz、100KHz、1MHz
● ±1.5KHz CLARLFILER Adjustment
● Flexible Menu Function and PC Program Software
● ECHO Function
● SQ, ASQ Function (FM and AM mode only)
● RF GAIN Adjustment
● RF PWR Adjustment
● SCAN Function
● Programmable RB Function
● NB/ANL Function
● DW DUAL-WATCH Function
● Offset Frequency Function
● BEEP Voice Prompt
● +10KHZ Function
● SIG、PWR、SWR Function
● TOT function
● HI-CUT Function
● EMG Channel Function
● SWR Protection
● Power Supply Voltage Protection
● Key-Lock Function
● Six(6) Groups Memory Channel
● Model Name Customized Function (below is new function add which different from AT-5555N)
● CTCSS/DCS Code
● VOX Function
● TX and RX Noise Reduction
● Compatible with electronic and dynamic MIC type
● WX weather channel
● Weather Alert

WX channels
WX-01: 162.400MHz
WX-02: 162.475MHz
WX-03: 162.425MHz
WX-04: 162.450MHz
WX-05: 162.500MHz
WX-06: 162.525MHz
WX-07: